public void test() {
ExpressionBuilder eb = new ExpressionBuilder();
ReportQuery rq = new ReportQuery(Employee.class, eb);
rq.addAttribute("firstName");
rq.addAttribute("lastName");
Expression exp = eb.getFunction("dbms_random.value");
exp.setSelectIfOrderedBy(false);
rq.addOrdering(exp.ascending());
rq.setSelectionCriteria(eb.anyOf("projects").get("teamLeader").isNull());
results = (Vector) getSession().executeQuery(rq);
}
